Home / 1,248,342.64-1,724,476.44-993,367.60

Finding the Fourth Proportional to 1,248,342.64, 1,724,476.44 and 993,367.60

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Solution

The fourth proportional to 1,248,342.64, 1,724,476.44 and 993,367.60 is: 1,372,250.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,342.64 : 1,724,476.44 = 993,367.60 : x
  2. Step 2: Convert to fraction form
    1,248,342.64/1,724,476.44 = 993,367.60/x
  3. Step 3: Cross multiply
    1,248,342.64x = 1,724,476.44 × 993,367.60
  4. Step 4: Simplify right side
    1,248,342.64x = 1,713,039,022,459.34
  5. Step 5: Solve for x
    x = 1,713,039,022,459.34/1,248,342.64
  6. Step 6: Final answer
    x = 1,372,250.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.